国家/地区 中国（2）
IPC部 C（2）
IPC大类 C25（2）
IPC小类 C25D（2）
IPC C25D011/34（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Preparing nitrogen-substituted graphene/copper oxide photocatalytic film material grown in situ on flexible copper mesh, comprises dissolving sodium hydroxide in deionized water, introducing polyethylenene glycol, and mixing urea and ammonium persulfate.

LI D, GUO W, SUN Y, FENG L, HOU X, ZHANG L, YE X, SUO G, XUE F, LIU J, HE R, YANG Y

Method for processing high-strength corrosion-resistant stainless steel pipe fittings, involves taking pretreatment pipe fittings, performing ultrasonic rolling on outer surface, washing pretreatment pipe fittings with deionized water after rolling and vacuum drying pretreatment pipe fittings.

XU J, HU X, SANG C, RUAN J, ZHOU Q